package com.hbnu.array;

import java.util.Scanner;

public class DemoArray6 {
    public static void main(String[] args) {
        Scanner reader = new Scanner(System.in);
        int month = reader.nextInt();
        switch (month){
            case 3:
            case 4:
            case 5:
                System.out.println("春季");break;
            case 6:
            case 7:
            case 8:
                System.out.println("夏季");break;
            case 9:
            case 10:
            case 11:
                System.out.println("秋季");break;
            case 12:
            case 1:
            case 2:
                System.out.println("冬季");break;
        }
    }
}
